69604091 has 2 divisors, whose sum is σ = 69604092. Its totient is φ = 69604090.

The previous prime is 69604043. The next prime is 69604121. The reversal of 69604091 is 19040696.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69604091 - 2⁶ = 69604027 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (69604291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34802045 + 34802046.

It is an arithmetic number, because the mean of its divisors is an integer number (34802046).

Almost surely, 2^69604091 is an apocalyptic number.

69604091 is a deficient number, since it is larger than the sum of its proper divisors (1).

69604091 is an equidigital number, since it uses as much as digits as its factorization.

69604091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 69604091 is about 8342.9066277887. The cubic root of 69604091 is about 411.3500824713.

The spelling of 69604091 in words is "sixty-nine million, six hundred four thousand, ninety-one".